Towel holder



FIG. 1 is a perspective view of a towel holder showing my new design;

FIG. 2 is a top view of the towel holder;

FIG. 3 is a front view of the towel holder, the rear view being a mirror image thereof;

FIG. 4 is a side view of the towel holder, the other side view being a mirror image thereof; and,

FIG. 5 is a bottom view of the towel holder. 

CLAIM The ornamental design for a towel holder, as shown and described. 